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How to say "Catabolism" in Japanese

Both words can translate to "catabolism", but which should you choose?

Japanese Option A

異化

いか (ika)
C2 / CEFR Syllabus
VS
Japanese Option B

異化作用

いかさよう (ikakayou)
C2 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "catabolism" into Japanese, you must choose carefully between 異化 and 異化作用. In Japanese, 異化 (いか (ika)) is typically associated with "catabolism" (Syllabus Level: C2) and represents Essential structural term in CEFR C2 vocabulary syllabus.. On the other hand, 異化作用 (いかさよう (ikakayou)) maps to "Catabolism" (Syllabus Level: C2) and represents Essential structural term in CEFR C2 vocabulary syllabus.. A literal translation of "catabolism" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "異化"
私は異化に興味があります。
I am interested in catabolism.
Bilingual Context for "異化作用"
私は異化作用に興味があります。
I am interested in Catabolism.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "私は ___ に興味があります。" (Meaning: "I am interested in catabolism.")
🎉 Correct Answer!

Remember: "異化" fits here because it means "catabolism" in the context of: "I am interested in catabolism.". "異化作用" represents "Catabolism".

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